diff --git a/IPython/html/static/services/contents.js b/IPython/html/static/services/contents.js
index 481015c..6be2e49 100644
--- a/IPython/html/static/services/contents.js
+++ b/IPython/html/static/services/contents.js
@@ -114,9 +114,6 @@ define([
             success : options.success || function() {},
             error : this.create_basic_error_handler(options.error)
         };
-        if (options.extra_settings) {
-            $.extend(settings, options.extra_settings);
-        }
         $.ajax(this.api_url(path), settings);
     };